xby-french-tax: French Personal Income Tax Calculation Service

`xby-french-tax` is an MCP plugin for DeepSeek Harness (DSH) designed to address the challenges of processing French tax data. By accessing official data sources such as impots.gouv.fr online, it provides features including tax record lookup, tax calculation, form details, and workflow guidance. Users need to register on the official website to obtain an API key; once configured, they can automate the calculation and lookup of French personal income tax in DSH.